Instantly Local Dev Loop Overview Set up a local development workflow for Instantly integrations. Instantly provides a mock server at for testing without sending real emails or consuming API limits. This skill covers mock server usage, integration testing, and local webhook development. Prerequisites - Completed setup - Node.js 18+ with TypeScript - A separate Instantly API key for dev/test (recommended) Instructions Step 1: Configure Dev Environment Step 2: Build a Testable API Client Step 3: Write Integration Tests Step 4: Local Webhook Testing with ngrok Step 5: Test Webhook Delivery Proje…